165fb59360683122125271d668cfb28c3ad9502d559e491856005178fb22a254

Resubmissions

29-04-2024 17:56

240429-wjgllsgg29 10

17-04-2024 14:59

240417-sc15wsef8y 10

16-04-2024 14:20

240416-rnxq6sdg3t 10

Analysis

max time kernel
1795s
max time network
1604s
platform
windows10-1703_x64
resource
win10-20240404-de
resource tags

arch:x64arch:x86image:win10-20240404-delocale:de-deos:windows10-1703-x64systemwindows
submitted
16-04-2024 14:20

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Report Analysis Logs

General

Target

The-MALWARE-Repo-master/Banking-Malware/Zloader.xlsm
Size

93KB
MD5

b36a0543b28f4ad61d0f64b729b2511b
SHA1

bf62dc338b1dd50a3f7410371bc3f2206350ebea
SHA256

90c03a8ca35c33aad5e77488625598da6deeb08794e6efc9f1ddbe486df33e0c
SHA512

cf691e088f9852a3850ee458ef56406ead4aea539a46f8f90eb8e300bc06612a66dfa6c9dee8dcb801e7edf7fb4ed35226a5684f4164eaad073b9511189af037
SSDEEP

1536:0sqG3SkDNIVXnR8TeYSSkCXgN+Uu+j6XJaRqWD/0ACKNONUhfy:0sNrxWXnCjiubXKD/EQA

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://erpoweredent.at/3/zte.dll

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	416	1976	rundll32.exe	EXCEL.EXE

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
File opened (read-only)	\??\K:	EXCEL.EXE
File opened (read-only)	\??\O:	EXCEL.EXE
File opened (read-only)	\??\R:	EXCEL.EXE
File opened (read-only)	\??\U:	EXCEL.EXE
File opened (read-only)	\??\Z:	EXCEL.EXE
File opened (read-only)	\??\E:	EXCEL.EXE
File opened (read-only)	\??\I:	EXCEL.EXE
File opened (read-only)	\??\L:	EXCEL.EXE
File opened (read-only)	\??\N:	EXCEL.EXE
File opened (read-only)	\??\S:	EXCEL.EXE
File opened (read-only)	\??\T:	EXCEL.EXE
File opened (read-only)	\??\V:	EXCEL.EXE
File opened (read-only)	\??\W:	EXCEL.EXE
File opened (read-only)	\??\B:	EXCEL.EXE
File opened (read-only)	\??\G:	EXCEL.EXE
File opened (read-only)	\??\J:	EXCEL.EXE
File opened (read-only)	\??\X:	EXCEL.EXE
File opened (read-only)	\??\A:	EXCEL.EXE
File opened (read-only)	\??\H:	EXCEL.EXE
File opened (read-only)	\??\M:	EXCEL.EXE
File opened (read-only)	\??\P:	EXCEL.EXE
File opened (read-only)	\??\Q:	EXCEL.EXE
File opened (read-only)	\??\Y:	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1976 EXCEL.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

EXCEL.EXE

pid process

1976 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description pid process target process

PID 1976 wrote to memory of 416 1976 EXCEL.EXE rundll32.exe
PID 1976 wrote to memory of 416 1976 EXCEL.EXE rundll32.exe

description	pid	process	target process
PID 1976 wrote to memory of 416	1976	EXCEL.EXE	rundll32.exe
PID 1976 wrote to memory of 416	1976	EXCEL.EXE	rundll32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\The-MALWARE-Repo-master\Banking-Malware\Zloader.xlsm"
1⤵
- Enumerates connected drives
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\System32\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\nxTgTGh\ECeMdPT\EnVYsVZ.dll,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1976-0-0x00007FF926B40000-0x00007FF926B50000-memory.dmp

Filesize
64KB

Download
memory/1976-1-0x00007FF926B40000-0x00007FF926B50000-memory.dmp

Filesize
64KB

Download
memory/1976-2-0x00007FF926B40000-0x00007FF926B50000-memory.dmp

Filesize
64KB

Download
memory/1976-3-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-4-0x00007FF926B40000-0x00007FF926B50000-memory.dmp

Filesize
64KB

Download
memory/1976-5-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-8-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-9-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-10-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-12-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-11-0x00007FF923B60000-0x00007FF923B70000-memory.dmp

Filesize
64KB

Download
memory/1976-13-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-14-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-15-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-16-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-17-0x00007FF923B60000-0x00007FF923B70000-memory.dmp

Filesize
64KB

Download
memory/1976-18-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-20-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-19-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-21-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-22-0x00007FF964650000-0x00007FF9646FE000-memory.dmp

Filesize
696KB

Download
memory/1976-23-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-24-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-25-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-26-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-29-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-30-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-189-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-190-0x00007FF966AB0000-0x00007FF966C8B000-memory.dmp

Filesize
1.9MB

Download
memory/1976-191-0x00007FF964650000-0x00007FF9646FE000-memory.dmp

Filesize
696KB

Download